GI-100-SMI Inline: Plug-and-Play

The GI-100-SMI-Inline galvanic isolator has been designed from the ground up for ultimate reliability. Suitable for use with 110V/230V shore power pedestals, our products exceed all relevant electrical and marine standards, guaranteeing a long service life and peace of mind.



– 100A fault current capacity
– Built-in status monitoring with easy test function
– Multifinned heatsinks for effective heat dissipation
– IP56 waterproof enclosure
– Robust 8mm brass connectors
– Heavy duty 30A-rated cable
– 2-stage protection
– Maximum protection from stray and galvanic current
– Lifetime warranty




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When you plug into shore power mains electricity in the marina you connect your boat to all the other boats and to the metal pontoons and pilings via the earth connection in your power cord. This creates a perfect electrical “return” path for destructive underwater galvanic and stray currents resulting in rapid loss to your anodes and fast corrosion to propellers, outdrives, shafts, rudders, engines and hulls!

Don’t ignore it! it’s too late when you pull out and see the damage! Safeshore Marine are the market leaders in the manufacture and supply of highly effective galvanic isolators for corrosion protection in boats and yachts. This product will save you £££,s in wasted anodes and will protect your propellers, shafts, outdrives, rudders, engines and hull from destructive galvanic currents. Buy with confidence…30,000 boat owners can’t be wrong!

Simply plugs into the shore power cable for instant protection for standard 16A shore power pedestals. The internal isolator is 100A-rated for  maximum reliability. The waterproof enclosure can be securely mounted….Theft proof!

1. Essential multifinned heatsinks.. Under fault conditions all galvanic isolators must be able to control the heat generated by the internal diodes. Safeshore utilise large multi finned construction to ensure integrity of internal components and safe reliable operation.

2. Epoxy sealed to prevent water ingress.

3. Multipoint flange mounting for secure mounting inside the waterproof enclosure.

4. 8mm robust brass connectors for heavy duty current operation, and 30A heavy duty cables.

5. Under the bonnet Heavy duty high grade internal components for maximum reliability. Safeshore 2 stage maximum protection isolator. Sealed waterproof construction for guaranteed service life . Safety compliant.

Over 30,000 UK boats are now protected by Safeshore isolators.
Maximum protection and reliability with Safeshore full lifetime no nonsense warranty

● Genuine lifetime warranty backed up by 20 years track record of reliability.
● Anodised multi finned construction for effective cooling under severe fault conditions
● Waterproof IP56 enclosure with fully sealed cable glands.
● Suitable for use with 110V / 230V, 16A shore power pedestals. (Standard UK /EU blue plugs)
● 100A internal fault current capacity essential for total reliability. Built in status monitoring and Easytest.
● Designed to exceed electrical safety standards and marine specifications.
● Safeshore excellence in engineering and renowned customer service
● Supplied with full installation pack and clear easy to understand instructions
● Online or telephone help: Speak to a real person…We are always pleased to help!
● Isolator dimensions: 200 x 150 x 80mm. Cable tail lengths : Approx 75cm each.
Safeshore UK’s most popular and effective galvanic isolators.
Simply safe, efficient, reliable and trusted!

Current Rating


Cable Length


Isolator Dimensions

190 x 140 x 80mm

Status Monitoring



Lifetime Warranty